A grain elevator is a facility designed to stockpile or store grain. Wikipedia

A structure for storing grain safely above ground level Wikipedia Disambiguation

Grain storage building Wikidata

A silo used for storing wheat, corn or other grain. OmegaWiki

A large structure for the storage of grain. It is more specialized than a regular granary in that in uses an elevating mechanism to hold the grain in one of many different bins, and that it it designed to fill large trucks and train cars for shipping grain in bulk. Wiktionary

A large structure for the storage of grain. Wiktionary (translation)